{"nrhp_refnum":"100004051","name":"Keyes, Jonathan, Sr. House","other_names":["Solomon Keyes Garrison House"],"category":"building","location":{"address":"16 Frances Hill Rd.","address_restricted":false,"city":"Westford","county":"Middlesex County","state":"MA","lat":42.60299500000008,"lon":-71.40455099999997,"geom_source":"nps_gis"},"listed_date":"2019-12-03","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/100004051/5593c9d1cd-800.webp","url_1600":"https://nationalhistoricalregister.com/media/100004051/5593c9d1cd-1600.webp","licence":"CC BY-SA 4.0","author":"Magicpiano","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:WestfordMA_KeyesHouse.jpg\" rel=\"noopener\">Magicpiano</a>, <a href=\"https://creativecommons.org/licenses/by-sa/4.0\" rel=\"license noopener\">CC BY-SA 4.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:WestfordMA_KeyesHouse.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":"https://en.wikipedia.org/wiki/Jonathon_Keyes_Sr._House","wikidata":"https://www.wikidata.org/wiki/Q85771907"},"indexable":true,"url":"https://nationalhistoricalregister.com/massachusetts/middlesex-county/keyes-jonathan-sr-house-100004051/"}